1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet;
24  
25  import com.liferay.portal.model.Portlet;
26  import com.liferay.portal.util.PropsValues;
27  
28  import javax.portlet.PortletContext;
29  import javax.portlet.PortletMode;
30  import javax.portlet.PortletPreferences;
31  import javax.portlet.WindowState;
32  
33  import javax.servlet.http.HttpServletRequest;
34  
35  import org.apache.commons.pool.BasePoolableObjectFactory;
36  import org.apache.commons.pool.ObjectPool;
37  import org.apache.commons.pool.impl.StackObjectPool;
38  
39  /**
40   * <a href="ResourceRequestFactory.java.html"><b><i>View Source</i></b></a>
41   *
42   * @author Brian Wing Shun Chan
43   */
44  public class ResourceRequestFactory {
45  
46      public static ResourceRequestImpl create(
47              HttpServletRequest request, Portlet portlet,
48              InvokerPortlet invokerPortlet, PortletContext portletContext,
49              WindowState windowState, PortletMode portletMode,
50              PortletPreferences prefs, long plid)
51          throws Exception {
52  
53          ResourceRequestImpl resourceRequestImpl = null;
54  
55          if (PropsValues.COMMONS_POOL_ENABLED) {
56              resourceRequestImpl =
57                  (ResourceRequestImpl)_instance._pool.borrowObject();
58          }
59          else {
60              resourceRequestImpl = new ResourceRequestImpl();
61          }
62  
63          resourceRequestImpl.init(
64              request, portlet, invokerPortlet, portletContext, windowState,
65              portletMode, prefs, plid);
66  
67          return resourceRequestImpl;
68      }
69  
70      public static void recycle(ResourceRequestImpl resourceRequestImpl)
71          throws Exception {
72  
73          if (PropsValues.COMMONS_POOL_ENABLED) {
74              _instance._pool.returnObject(resourceRequestImpl);
75          }
76          else if (resourceRequestImpl != null) {
77              resourceRequestImpl.recycle();
78          }
79      }
80  
81      private ResourceRequestFactory() {
82          _pool = new StackObjectPool(new Factory());
83      }
84  
85      private static ResourceRequestFactory _instance =
86          new ResourceRequestFactory();
87  
88      private ObjectPool _pool;
89  
90      private class Factory extends BasePoolableObjectFactory {
91  
92          public Object makeObject() {
93              return new ResourceRequestImpl();
94          }
95  
96          public void passivateObject(Object obj) {
97              ResourceRequestImpl resourceRequestImpl = (ResourceRequestImpl)obj;
98  
99              resourceRequestImpl.recycle();
100         }
101 
102     }
103 
104 }